P3016

2CA0 - P3016

Information saved in
DME

Fault code
2CA0 - P3016

Fault text
Oxygen sensor heating before catalytic converter

Fault description
O2 Sensor Calibration Resistance at WRAF-IC Plausibility
(Bank 1 Sensor 1)

Condition for fault identification
Test condition:
Calibration resistance in CJ 125 chip monitored for LSU
heater control
(Specified calibration resistance in control module: 300
ohms)
Fault status recognized when adapted correction value
(krivk_w) > 45 ohms
Terminal condition: Engine running
Voltage condition:
battery voltage<11V oder Ubatt > 16 volts

Condition for fault memory entry
25 sec.

Action in service
Replace control module

Fault effect and breakdown warning


Driver information
Warning light:
MIL on (in 2nd driving cycle)

Service instruction
none